Potassium -K

Potassium tert-butoxide, pure, 1M solution in THF, AcroSeal™, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Potassium tert-butoxide CAS: 865-47-4 CAS: 109-99-9 Purity Grade: Pure Molecular Formula: C4H9KO Linear Formula: (CH3)3COK Formula Weight: 112.21 Synonym: Potassium tert-butylate

Potassium fluoride, anhydrous, 99%, Alfa Aesar™

Chemical Name or Material: Potassium fluoride, anhydrous CAS: 7789-23-3 Physical Form: Various Forms (Powder/Flake/Crystalline/Beads, Etc.) Assay Percent Range: 99% Molecular Formula: FK Formula Weight: 58.1 MDL Number: MFCD00011398

Potassium hexafluoroarsenate(V), 99% (metals basis), Alfa aesar™

Chemical Name or Material: Potassium hexafluoroarsenate(V) CAS: 17029-22-0 Physical Form: Powder Assay Percent Range: 99% (metals basis) Molecular Formula: KAsF6 Formula Weight: 228.01 MDL Number: MFCD00042546

Potassium Sulfate, +99%, ACROS Organics™

Chemical Name or Material: Potassium sulfate CAS: 7778-80-5 Purity Grade: ACS Reagent Grade Assay: ≥99.0% Assay Percent Range: 99+% Molecular Formula: K2O4S Linear Formula: K2SO4 Formula Weight: 174.25 MDL Number: MFCD00011388

Potassium phosphate, dibasic, trihydrate, Acros Organics Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Potassium phosphate, dibasic, trihydrate CAS: 16788-57-1 Purity Grade: Extra Pure Molecular Formula: HK2O43H2O Formula Weight: 228.23

Potassium fluoride, 40 wt.% on alumina, ACROS Organics™

Chemical Name or Material: Potassium fluoride CAS: 7789-23-3 Molecular Formula: FK Formula Weight: 58.1 MDL Number: MFCD00011398

Potassium hydroxide, pure, 8N solution in water, ACROS Organics™

Chemical Name or Material: Potassium hydroxide CAS: 1310-58-3 CAS: 7732-18-5 Purity Grade: Pure Molecular Formula: HKO Linear Formula: KOH Formula Weight: 56.11

Potassium thiocyanate, 98%, pure, ACROS Organics™

Chemical Name or Material: Potassium thiocyanate CAS: 333-20-0 Purity Grade: Pure Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: CKNS Linear Formula: KSCN Formula Weight: 97.18 MDL Number: MFCD00011413 Synonym: Potassium rhodanide

Potassium carbonate, 99+%, for analysis, anhydrous, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Potassium carbonate Name Note: Anhydrous CAS: 584-08-7 Purity Grade: For analysis Assay: ≥99.0% (on dried substance) Assay Percent Range: 99+% Molecular Formula: CK2O3 Linear Formula: K2CO3 Formula Weight: 138.21 MDL Number: MFCD00011382

Potassium tellurite monohydrate, 97%, Alfa Aesar™

Chemical Name or Material: Potassium tellurite monohydrate CAS: 123333-66-4 Physical Form: Crystals Assay Percent Range: 97% Molecular Formula: K2O3Te·H2O Formula Weight: 276.81 MDL Number: MFCD00149923

Potassium thiocyanate, ACS, 98.5% min, Alfa Aesar™

Chemical Name or Material: Potassium thiocyanate Name Note: For ACS analysis CAS: 333-20-0 Purity Grade: ACS Grade Physical Form: Crystals Assay Percent Range: 98.5% min. Molecular Formula: KSCN Formula Weight: 97.18 MDL Number: MFCD00011413 Synonym: Potassium sulfocyanate

Potassium hydrogen carbonate, ACS reagent, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Potassium hydrogen carbonate CAS: 298-14-6 Molecular Formula: CHKO3 Formula Weight: 100.12 Synonym: Potassium bicarbonate

Potassium Iodide (Granular, Free Flowing/USP/FCC), Fisher Chemical Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Potassium Iodide CAS: 7681-11-0 Purity Grade: FCC/USP Physical Form: Solid Assay: 99.0 to 101.5% (FCC) Molecular Formula: IK Formula Weight: 166 MDL Number: MFCD00011405

Potassium chromate, 99.5%, for analysis, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Potassium chromate Name Note: p.a. CAS: 7789-00-6 Purity Grade: For analysis Assay: ≥99.5% Assay Percent Range: 99.5% Molecular Formula: CrK2O4 Linear Formula: K2CrO4 Formula Weight: 194.2 MDL Number: MFCD00011368

Potassium tetrafluoroborate, 99%, extra pure, ACROS Organics™

Chemical Name or Material: Potassium tetrafluoroborate Name Note: c.p. CAS: 14075-53-7 Purity Grade: Extra Pure Assay: ≥98.5% Assay Percent Range: 99% Molecular Formula: BF4K Linear Formula: KBF4 Formula Weight: 125.91 MDL Number: MFCD00011395

Potassium Chloride (Crystalline/Certified ACS), Fisher Chemical Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Potassium Chloride CAS: 7447-40-7 Purity Grade: Certified ACS Grade Physical Form: Solid Assay: 99.0 to 100.5% Assay Percent Range: 99.0 to 100.5% Molecular Formula: ClK Formula Weight: 74.55 MDL Number: MFCD00011360

Potassium molybdenum oxide, anhydrous, 99.8% (metals basis), Alfa Aesar™

Chemical Name or Material: Potassium molybdenum oxide, anhydrous CAS: 13446-49-6 Physical Form: Powder Assay Percent Range: 99.8% (metals basis) Molecular Formula: K2MoO4 Formula Weight: 238.14 MDL Number: MFCD00011370

Potassium tert-pentoxide, 1M (15 wt.%) solution in cyclohexane, AcroSeal™, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Potassium tert-pentoxide CAS: 41233-93-6 CAS: 110-82-7 Molecular Formula: C5H11KO Linear Formula: C2H5C(CH3)2OK Formula Weight: 126.24 Synonym: Potassium tert-amylate

Potassium thioacetate, 98%, ACROS Organics™

Chemical Name or Material: Potassium thioacetate Assay: ≥97.5% (Argentometry) Assay Percent Range: 98% Molecular Formula: C2H3KOS Linear Formula: CH3COSK Formula Weight: 114.2 Synonym: Potassium thiolacetate

Potassium Bromide (Beads or Powder/Certified ACS), Fisher Chemical

Chemical Name or Material: Potassium Bromide CAS: 7758-02-3 Purity Grade: Certified ACS Grade Physical Form: Solid Assay: ≥99% Assay Percent Range: ≥99 % Molecular Formula: BrK Formula Weight: 119 MDL Number: MFCD00011358

Potassium molybdate, 95%, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Potassium molybdate Assay Percent Range: 95% Molecular Formula: K2MoO4 Formula Weight: 238.13

Potassium phosphate, monobasic, 99+%, extra pure, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Potassium phosphate, monobasic CAS: 7778-77-0 Purity Grade: Extra Pure Assay: ≥99.0% Assay Percent Range: 99+% Molecular Formula: H2KO4P Linear Formula: KH2PO4 Formula Weight: 136.09 MDL Number: MFCD00011401 Synonym: Potassium dihydrogen phosphate

Potassium nitrate, 99+%, Acros Organics

Chemical Name or Material: Potassium nitrate CAS: 7757-79-1 Purity Grade: For biochemistry Assay Percent Range: 99+% Molecular Formula: KNO3 Formula Weight: 101.1

Potassium tungstate, 94%, -100 mesh, ACROS Organics™

Chemical Name or Material: Potassium tungstate Assay Percent Range: 94% Molecular Formula: K2O4W Formula Weight: 326.04

Potassium perruthenate(VII), 97%, Alfa Aesar™

Chemical Name or Material: Potassium perruthenate(VII) CAS: 10378-50-4 Physical Form: Crystalline Assay Percent Range: 97% Molecular Formula: KO4Ru Formula Weight: 204.17 MDL Number: MFCD00061333

Potassium Bicarbonate (Powder/USP/FCC), Fisher Chemical

Chemical Name or Material: Potassium Bicarbonate CAS: 298-14-6 Purity Grade: FCC/USP Physical Form: Powder/Solid Assay: 99.5 to 101.5% (USP) Assay Percent Range: (Dried Basis)99.5to101.5% Assay Percent Notes: (Dried Basis)99.5-101.5% Molecular Formula: KHCO3 Formula Weight: 100.12 MDL Number: MFCD00011402 Synonym: Potassium Acid Carbonate

Potassium hexacyanoferrate(II) trihydrate, ACS, 98.5-102.0%, Alfa Aesar™

Chemical Name or Material: Potassium hexacyanoferrate(II) trihydrate Name Note: For ACS analysis; Begins to lose water at 60°, anhydrous at 100° CAS: 14459-95-1 Purity Grade: ACS Grade Physical Form: Crystalline Assay Percent Range: 98.5-102.0% Molecular Formula: K4Fe(CN)6·3H2O Formula Weight: 422.39 (368.36 Anhydrous) MDL Number: MFCD00167023 Synonym: Potassium hexacyanoferrate(II) trihydrate

Potassium Iodate Products for Science Education

Chemical Name or Material: Potassium Iodate CAS: 7758-05-6 Linear Formula: KIO3 Formula Weight: 214 Synonym: Iodic Acid, potassium salt

Potassium thiocyanate, 99+%, for analysis, ACROS Organics™

Chemical Name or Material: Potassium thiocyanate Name Note: p.a. CAS: 333-20-0 Purity Grade: For analysis Assay: ≥99.0% Assay Percent Range: 99+% Molecular Formula: CKNS Linear Formula: KSCN Formula Weight: 97.18 MDL Number: MFCD00011413 Synonym: Potassium rhodanide

Potassium cyanate, 97%, pure, ACROS Organics™

Chemical Name or Material: Potassium cyanate Name Note: Pure CAS: 590-28-3 Purity Grade: Extra Pure Assay: ≥96.0% Assay Percent Range: 97% Molecular Formula: CKNO Linear Formula: KOCN Formula Weight: 81.12 MDL Number: MFCD00011411

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